Power adapter



FIG. 1 is a perspective view of a first embodiment of a power adapter, showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a left side elevation view thereof; and,

FIG. 8 is a perspective view of a second embodiment of a power adapter showing our new design. It is understood that the other views are similar with the first embodiment, and the only difference is the elongation thereof.

The broken line showing of the environment is for illustrative purposes only and forms no part of the claimed design. 

We claim the ornamental design for a power adapter, substantially as shown and described. 